000 00290nam a2200133Ia 4500
100 _aGupta/S.P.
942 _cBK
654 _astatistical
245 _aStatistical methods
260 _bSultan chand and sons
_aNew Delhi
_c1988
082 _a519.5
_bGUP
546 _aENGLISH
999 _c31881
_d31881